Bug 2108: Fix for editing polices in VNFD

Added fix for extracting policies from VNFD

Change-Id: I7bb55f32c4e5524030f92a0afed920e003a764bf
Signed-off-by: elumalai <deepika.e@tataelxsi.co.in>
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/osm_nbi/descriptor_topics.py b/osm_nbi/descriptor_topics.py
index ddec65c..f28fcbf 100644
--- a/osm_nbi/descriptor_topics.py
+++ b/osm_nbi/descriptor_topics.py
@@ -1223,7 +1223,14 @@
         Returns:
             vnfd (dict): VNFD which does not include policies
         """
-        # TODO: Extract the policy related parts from the VNFD
+        for df in vnfd.get("df", {}):
+            for policy in ["scaling-aspect", "healing-aspect"]:
+                if (df.get(policy, {})):
+                    df.pop(policy)
+        for vdu in vnfd.get("vdu", {}):
+            for alarm_policy in ["alarm", "monitoring-parameter"]:
+                if (vdu.get(alarm_policy, {})):
+                    vdu.pop(alarm_policy)
         return vnfd
 
     @staticmethod